At 1080p, the i5-12400 holds the RTX 5070 Ti back by about 28% (strong cpu bottleneck). At 1440p it is no CPU bottleneck, and at 4K no CPU bottleneck.
i5-12400 · 6 cores / 12 threads, LGA 1700RTX 5070 Ti · 16 GB, Blackwell
This is a strong match only at higher resolutions. At 1080p, especially in fast multiplayer games, the RTX 5070 Ti waits for the i5-12400 and part of the card you paid for is idle. At 1440p the gap mostly closes, so a 1440p monitor is the cheapest way to use the full card.
The percentage is how much of the RTX 5070 Ti's speed the i5-12400 leaves unused, on average across 208 games on High settings. At 1080p the processor is the limit in 162 of them.
About $180. Fits your current motherboard and brings the bottleneck at 1080p down to about 3%.
Compare with the i5-12400 →About $140 for the processor alone. It needs a new motherboard, and often new RAM. Bottleneck at 1080p after: about 9%.
Compare with the i5-12400 →Typical US prices (October 2026), the cheaper of new and used. They change every week.
Estimated FPS on High settings, CPU-heavy games first. "CPU FPS" is what the processor can prepare, "GPU FPS" what the graphics card can draw: the lower one sets your frame rate.
| Game | Est. FPS | CPU FPS | GPU FPS | Limited by |
|---|---|---|---|---|
| Dressmaker | 292 | 292 | 1367 | CPU |
| Slay the Spire 2 | 292 | 292 | 1367 | CPU |
| 911 Operator | 292 | 292 | 1367 | CPU |
| ARK: The Survival Of The Fittest | 292 | 292 | 1367 | CPU |
| ASTRONEER | 292 | 292 | 1367 | CPU |
| Age of Conan: Unchained | 292 | 292 | 1367 | CPU |
| Arcana Heart 3 LOVEMAX SIXSTARS!!!!!! XTEND | 292 | 292 | 1367 | CPU |
| Cuphead | 292 | 292 | 1367 | CPU |
| Dota 2 | 292 | 292 | 1367 | CPU |
| Dungeon Defenders II | 292 | 292 | 1367 | CPU |
| Wolfenstein: The New Order | 292 | 292 | 1367 | CPU |
| Warframe | 292 | 292 | 1367 | CPU |
| Garry's Mod | 292 | 292 | 1367 | CPU |
| Project Zomboid | 292 | 292 | 1367 | CPU |
| Sid Meier’s Civilization® VI | 292 | 292 | 1367 | CPU |
| Graphics card | At 1080p | At 1440p |
|---|---|---|
| RX 9070 XT | 29% CPU bottleneck | No CPU bottleneck |
| RX 9070 | 22% CPU bottleneck | No CPU bottleneck |
| RTX 5070 | 17% CPU bottleneck | No CPU bottleneck |
| RTX 4070 Super | 13% CPU bottleneck | No CPU bottleneck |
| RTX 5060 Ti | No CPU bottleneck | No CPU bottleneck |
| RX 9060 XT | No CPU bottleneck | No CPU bottleneck |
| RTX 3070 | No CPU bottleneck | No CPU bottleneck |
| RTX 5060 | No CPU bottleneck | No CPU bottleneck |
| RTX 4060 | No CPU bottleneck | No CPU bottleneck |
| RTX 3060 | No CPU bottleneck | No CPU bottleneck |
| RX 6600 | No CPU bottleneck | No CPU bottleneck |
| Processor | At 1080p | At 1440p |
|---|---|---|
| Ryzen 7 9800X3D | No CPU bottleneck | No CPU bottleneck |
| Ryzen 7 7800X3D | No CPU bottleneck | No CPU bottleneck |
| i7-14700K | No CPU bottleneck | No CPU bottleneck |
| Ryzen 5 9600X | No CPU bottleneck | No CPU bottleneck |
| i5-14600K | 3% CPU bottleneck | No CPU bottleneck |
| Ryzen 7 5800X3D | 6% CPU bottleneck | No CPU bottleneck |
| Ryzen 5 7600 | 9% CPU bottleneck | No CPU bottleneck |
| Ryzen 7 5700X | 21% CPU bottleneck | No CPU bottleneck |
| i5-13400 | 21% CPU bottleneck | No CPU bottleneck |
| Ryzen 5 5600 | 24% CPU bottleneck | No CPU bottleneck |
| Ryzen 5 5500 | 34% CPU bottleneck | 2% CPU bottleneck |
| i3-12100 | 37% CPU bottleneck | 7% CPU bottleneck |
| Ryzen 5 3600 | 40% CPU bottleneck | 11% CPU bottleneck |
| i5-10400 | 43% CPU bottleneck | 16% CPU bottleneck |
| Ryzen 5 2600 | 49% CPU bottleneck | 24% CPU bottleneck |
At 1080p, yes, by about 28% on average (strong cpu bottleneck), and the processor is the limit in 162 of 208 games we tested. At 1440p it is no CPU bottleneck, and at 4K no CPU bottleneck.
Yes. At 1440p the graphics card does more of the work, and the i5-12400 keeps up with the RTX 5070 Ti in most games.
Of the popular cards we checked, the fastest one the i5-12400 can feed at 1080p without a real bottleneck (under 10%) is the RTX 5060 Ti. At 1440p and 4K it can drive faster cards, because the graphics card does more of the work.
It is an estimate from our FPS model, not a benchmark: for every game we estimate the FPS the processor can prepare and the FPS the graphics card can draw on High settings, then compare them. Real results depend on the game, the scene, RAM speed and settings. To check it on your own PC, compare CPU and GPU usage with an FPS counter while you play.
How we calculate it: the same model as our FPS Estimator and Bottleneck Calculator, based on published benchmark averages. These are estimates, not our own lab tests. Learn how to spot a bottleneck on your own PC inCPU Bottleneck Explained, or check your parts with Check My PC.